Weighted Average Shares Outstanding - Summary of Weighted Average Shares of Common Stock Outstanding (Details) - shares	12 Months Ended
Apr. 30, 2025	Apr. 30, 2024	Apr. 30, 2023
Earnings Per Share, Diluted, by Common Class, Including Two-Class Method [Line Items]
Weighted average shares outstanding-basic (in shares)	7,524,770	6,388,537	6,371,229
Dilutive options and restricted stock (in shares)	156,820	0	195,667
Weighted average shares outstanding-diluted (in shares)	7,681,590	6,388,537	6,566,896
Options
Earnings Per Share, Diluted, by Common Class, Including Two-Class Method [Line Items]
Antidilutive securities not included (in shares)	630,692	368,118	315,625
Restricted Stock
Earnings Per Share, Diluted, by Common Class, Including Two-Class Method [Line Items]
Antidilutive securities not included (in shares)	23,421	9,898	15,231

Securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) or earnings per unit (EPU) in the future that were not included in the computation of diluted EPS or EPU because to do so would increase EPS or EPU amounts or decrease loss per share or unit amounts for the period presented.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 260
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Subparagraph (c)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482662/260-10-50-1

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+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 260
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482662/260-10-50-1

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 260
-SubTopic 10
-Name Accounting Standards Codification
-Section 45
-Paragraph 2
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482689/260-10-45-2

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Topic 260
-SubTopic 10
-Name Accounting Standards Codification
-Section 45
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-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482689/260-10-45-3

Reference 4: http://www.xbrl.org/2003/role/disclosureRef
-Topic 260
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-Paragraph 60B
-Subparagraph (d)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482689/260-10-45-60B

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+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 260
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-Section 50
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-URI https://asc.fasb.org/1943274/2147482662/260-10-50-1

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The average number of shares or units issued and outstanding that are used in calculating diluted EPS or earnings per unit (EPU), determined based on the timing of issuance of shares or units in the period.

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